CN1300341A - Pneumatic tool and air deflector boot therefor - Google Patents
Pneumatic tool and air deflector boot therefor Download PDFInfo
- Publication number
- CN1300341A CN1300341A CN99806041A CN99806041A CN1300341A CN 1300341 A CN1300341 A CN 1300341A CN 99806041 A CN99806041 A CN 99806041A CN 99806041 A CN99806041 A CN 99806041A CN 1300341 A CN1300341 A CN 1300341A
- Authority
- CN
- China
- Prior art keywords
- deflector
- cover
- boots cover
- exhaust
- protection boots
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01B—MACHINES OR ENGINES, IN GENERAL OR OF POSITIVE-DISPLACEMENT TYPE, e.g. STEAM ENGINES
- F01B31/00—Component parts, details, or accessories not provided for in, or of interest apart from, other groups
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B21/00—Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B21/00—Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose
- B25B21/02—Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose with means for imparting impact to screwdriver blade or nut socket
Abstract
A combination pneumatic tool and protective boot are provided. The pneumatic tool has a housing (18) and an exhaust port (20) for transmitting exhaust air from the tool along a path. The protective boot (30) is disposed about the housing and has a deflector (44) disposed in the path of the exhaust air for redirecting the exhaust air. The deflector preferably deflects the air away from an area surrounding the workpiece the tool is engaging without creating back pressure in the tool.
Description
The present invention relates to a kind of pneumatic tool, more particularly, relate to be used in the boot-shaped safety cover on this pneumatic tool.
Just on air tool shell, be provided with protection boots cover in the prior art, be used for instrument is protected.But the user often both had been unaware of the necessity of this protection boots cover of use, even use protection boots cover or also initiatively replacing when protection boots cover damages.Thereby final result has damaged pneumatic tool.
In addition, on air tool housing, a deflector usually is being installed, is being used to make the air of discharge to depart from the workpiece direction that instrument heads on towards the exhaust ports in the place ahead.This deflector is used to prevent that exhaust from blowing afloat dust or other chip, avoids quilts such as dust, chip to blow to such an extent that scatter and fly upward, and is sucked or take in by the user.But these deflectors also can improve the exhaust back pressure of instrument, and reduce the output torque of instrument.
General purpose of the present invention is a kind of improved pneumatic tool of design, and it has also overcome the existing shortcoming of existing pneumatic tool when bringing some other 26S Proteasome Structure and Function advantage.
Very important pneumatic tool that provides a kind of structure simple, economic relatively that is characterised in that of the present invention.
Another feature of the present invention has provided a kind of the sort of instrument that is as above proposed, and it can just can implement local derviation to the air of discharging from the instrument relief opening under the precursor that does not improve exhaust back pressure.
Another feature of the present invention has provided the sort of instrument that is as above proposed, its with the exhaust local derviation to direction away from workpiece.
For these above-mentioned two features; this aspect another feature has provided a kind of boot-shaped safety cover that has deflector; deflector wherein is used for the air of discharging is carried out water conservancy diversion, and such setting will impel the user to remove to adopt and safeguard the protection boots cover that is installed on the tool housing.
The present invention is by providing a kind of assemblying body; realized the special purpose of the present invention these or further feature; this kind assemblying body comprises a pneumatic tool and a protection boots cover; wherein pneumatic tool has a housing and the relief opening that is used for exhaust is gone out along path dispatch of instrument; and protection boots cover wraps in outside; and in the path of exhaust, formed a deflector, be used for local derviation is carried out in exhaust.
For the ease of understanding the present invention, in the accompanying drawing of this paper, represented a kind of preferred forms, by to the observation of this figure and in conjunction with following description, become easy to understand and having understanded of structure of the present invention, working principle and its many advantages.
Fig. 1 is the side view of pneumatic tool of the present invention and protection boots cover;
Fig. 2 is decomposition, the partial rear perspective view to instrument among Fig. 1 and protection boots cover;
Fig. 3 is the front elevation to instrument among Fig. 1 and protection boots cover;
Fig. 4 is the partial bottom view to instrument among Fig. 1 and protection boots cover; And
Fig. 5 is the worm's eye view of protection boots cover among Fig. 2.
Referring to Fig. 1-3, a kind ofly for example comprise a suction port 12 and a body 14 for the pneumatic tool 10 of pneumatic wrench, the structure of body 14 belongs to the sort of pistol grip type, and it comprises that a handle 16, one are used for settling the housing 18 of motor (not shown) and one to be used for the relief opening 20 that exhaust is derived from instrument 10.Housing 18 has an outer surface 19.Instrument 10 also comprises a trigger 22 that is used to control pneumatic motor gas working flow.Instrument 10 also has an output mechanism 24, and it links to each other with pneumatic motor and drives rotation thus.Output mechanism 24 is positioned at axis A and goes up (see figure 1).Shown in situation in, output mechanism 24 comprises square toes 26, its be used for fastening piece on a jack combine to apply torque to it, fastening piece wherein for example is the square-head nut of fixing vehicle wheel.The free end of square toes 26 becomes the forward end 28 of instrument 10.In No. 09/119683 wait the conclude patent application of denomination of invention for " power strengthen pneumatic tool ", the artificial the application's of application assignee, gone through this pneumatic wrench 10, the specification of this patent application at this paper as the reference data.
The present invention also comprises a boot-shaped safety cover 30, and this protection boots cover 30 is an integral single piece structure preferably, and is made by resiliently flexible materials such as for example vinyl materials.Protection boots cover 30 preferably utilizes proofing molding or similar approach to make.The cover body 31 of protection boots cover 30 has a front end 32, rear end 34, top side 36 and a bottom side 38.Protection boots cover 30 comprises internal surface 39a and outer surface 39b.Cover body 31 has been made first perforate 40 of a circle on front end 32, be provided with one second perforate 42 on bottom side 38.
Also be provided with a deflector 44 that is substantially U-shaped on the bottom side 38 of protection boots cover 30, its front end, outstanding outer surface 39b and stretch out downwards in second perforate 42.Deflector 44 has a front end central rings bent portions 46, and two wing limits 48,50 of stretching to the rear.
When instrument 10 work, protection boots cover 30 is disposed on the housing 18, and exhaust is 20 discharges along a path from relief opening, rush at the front end of instrument 10.The shape of deflector 44 and the distance that protrudes out downwards outside the outer surface 19 determine through design in advance that all ring bent portions 46 also is predetermined apart from the distance of exhaust port 20.In a preferred embodiment, the distance between ring bent portions 46 and the exhaust port 20 is 0.68 inch, and the height of deflector 44 outstanding housing 18 outer surfaces 19 is 0.44 inch.Such location arrangements and shaped design can make gas rush at deflector 44 earlier when exhaust port 20 is gone out, and by deflector exhaust are folded to downward direction then, perhaps blow to the dual-side of instrument 10 terminal parts 28 (and on workpiece of just heading on of instrument 10).The advantage of deflector 44 is: it is when carrying out water conservancy diversion to exhaust, do not make instrument 10 produce exhaust back pressure, this deflector makes exhaust can be at least fully six inches annular region away from a radius R, wherein this circle ring area and terminal 28 coplanes, the axis coaxle of its axis and housing 18.Be understood that since those strike on the deflector 44 air-flow by the deflector baffling downwards, thereby form an air curtain, this air curtain with other from exhaust port 20 go out but the gas that do not run into deflector also baffling is to the below of deflector, thereby deflector 44 length of extending downwards do not need to reach the height at the lower edge place of relief opening.
The structure of U-shaped makes deflector 44 have higher structural strength, has avoided deforming or being shifted under the impact of exhaust.If deflector is to be made by the material that other intensity is enough to resistance to deformation, then also can adopt other shape, for example can be substantially perpendicular to the one flat plate of axis A.In addition, if the spacing of deflector and shape are suitable, can also and protect the boots cover not do to be integral, but be fixed on the housing 18 by common connection set.
Although above be that specific embodiments of the invention are represented and described, it will be apparent to those skilled in the art that: under the condition that does not surmount broad scope of the present invention, can change this and modification.Therefore, the purpose of appended claims is to cover all these and falls into core thinking of the present invention and interior change and the modification of scope.The example that is proposed in description in front and the accompanying drawing just is used for being described, and not as limiting.The real protection domain of the present invention should be limited by following claims, should be to set up on the basis of existing technology to the appropriate understanding of each claim intension.
Claims (19)
1. assemblying body comprises:
A pneumatic tool, the relief opening that has a housing and be used for exhaust is gone out along path dispatch of instrument; And
A boot-shaped safety cover, protection boots cover wraps in outside, and has arranged a deflector in the path of exhaust, is used for water conservancy diversion is carried out in exhaust.
2. assemblying body according to claim 1 is characterized in that: protection boots cover wherein is a single piece.
3. assemblying body according to claim 2 is characterized in that: but protection boots cover wherein is to be made by the material of elastic deflection.
4. assemblying body according to claim 2 is characterized in that: protection boots cover wherein has first, second two perforates, and instrument comprises a handle that passes from first perforate and the output mechanism that passes from second perforate.
5. assemblying body according to claim 4 is characterized in that: exhaust port towards making gas rush at output mechanism, deflector then makes exhaust be folded to direction away from output mechanism.
6. assemblying body according to claim 5, it is characterized in that: output mechanism wherein is positioned on the axis, and has an end, relief opening and output mechanism leave certain distance in the axial direction, wherein deflector makes exhaust away from an annular region, this annulus is presented axially in the tail end of output mechanism, and radius is perpendicular to its central axis, and the length of radius is predetermined.
7. assemblying body according to claim 6 is characterized in that: radius wherein is approximately six inches at least.
8. assemblying body according to claim 4 is characterized in that: the shape of deflector and and be designed to be the instrument that can prevent apart from the length of relief opening and produce exhaust back pressure.
9. assemblying body according to claim 1 is characterized in that: deflector wherein is positioned at the outside of cover body.
10. assemblying body according to claim 1 is characterized in that: wherein the shape of deflector is a U-shaped.
11. a boot-shaped safety cover that is used on the pneumatic tool, pneumatic tool wherein have a housing and the relief opening that gas stream is gone out through the housing dispatch, this protection boots cover comprises:
A boots cover body, the shape and size of this boots cover body are suitable for trapping in working order and install on the housing; And
One and cover body are made the deflector of one, and this deflector is had an effect when tool work, and the gas of discharging from relief opening is carried out water conservancy diversion.
12. protection boots cover according to claim 11 is characterized in that: protection boots cover wherein is a single piece.
13. protection boots cover according to claim 12 is characterized in that: but protection boots cover wherein is to be made by the material of elastic deflection.
14. protection boots cover according to claim 13 is characterized in that: protection boots cover wherein has inside and outside two surfaces, and deflector is from the outer surface upper process.
15. protection boots cover according to claim 14, it is characterized in that: wherein the shape of deflector is a U-shaped.
16. a pneumatic tool comprises:
A body, its output terminal are positioned on the axis, and an exhaust port, and it arranges gas to output terminal from housing; And gas deflector that is connected on the body, it carries out water conservancy diversion to gas makes it away from an annular region, and this annulus is positioned at the output of instrument, and has definite radius, it is centered close on the said axis, and this annulus is positioned at the plane that is basically perpendicular to said axis.
17. pneumatic tool according to claim 16 is characterized in that; Radius wherein is approximately six inches at least.
18. pneumatic tool according to claim 16 is characterized in that; Deflector wherein can avoid producing exhaust back pressure in instrument.
19. pneumatic tool according to claim 16 is characterized in that; The protection boots cover in the deflector wherein and the body outside is an one.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/248,888 | 1999-02-11 | ||
| US09/248,888 US6199383B1 (en) | 1999-02-11 | 1999-02-11 | Pneumatic tool and air deflector boot therefor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1300341A true CN1300341A (en) | 2001-06-20 |
| CN1152771C CN1152771C (en) | 2004-06-09 |
Family
ID=22941119
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB998060410A Expired - Fee Related CN1152771C (en) | 1999-02-11 | 1999-10-14 | Pneumatic tool and air deflector boot therefor |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US6199383B1 (en) |
| EP (1) | EP1071865A1 (en) |
| JP (1) | JP2002536200A (en) |
| KR (1) | KR20010042559A (en) |
| CN (1) | CN1152771C (en) |
| AU (1) | AU751917B2 (en) |
| CA (1) | CA2328077A1 (en) |
| TW (1) | TW559128U (en) |
| WO (1) | WO2000047872A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101559587A (en) * | 2008-04-18 | 2009-10-21 | 罗伯特·博世有限公司 | Hand-held power tool |
| US7665541B2 (en) | 2002-02-22 | 2010-02-23 | Hitachi Koki Co., Ltd. | Electric power tool with cover |
| CN102171414A (en) * | 2008-10-03 | 2011-08-31 | 阿特拉斯·科普柯工具公司 | Device in a pneumatic power tool and power tool |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6671931B1 (en) * | 2001-06-25 | 2004-01-06 | David Duncan | Vibrating hammer glove |
| WO2003024671A2 (en) * | 2001-09-17 | 2003-03-27 | Milwaukee Electric Tool Corporation | Rotary hammer |
| SE524524C2 (en) * | 2001-11-26 | 2004-08-24 | Atlas Copco Tools Ab | Pneumatic power tool with drain air deflector |
| US7140451B2 (en) * | 2002-11-28 | 2006-11-28 | Hitachi Koki Co., Ltd. | Portable tool having cover and label to be stuck on the portable tool for identification |
| DE10344164A1 (en) * | 2003-09-22 | 2005-04-28 | Rexroth Indramat Gmbh | Angular hand working machine |
| JP4645036B2 (en) * | 2004-01-16 | 2011-03-09 | 日立工機株式会社 | Electric tool |
| JP2007030093A (en) * | 2005-07-26 | 2007-02-08 | Jefcom Kk | Power tool |
| SE529518C2 (en) * | 2006-05-17 | 2007-09-04 | Atlas Copco Tools Ab | Outlet deflector unit for pneumatic power tool, comprises cup shape deflector which can be rotated relative to fixed segment piece inside it |
| US7341173B1 (en) * | 2006-10-05 | 2008-03-11 | Arnold John L | Exhaust gas diffuser and filter system for a pneumatic nail gun |
| US7841501B2 (en) * | 2008-03-31 | 2010-11-30 | Illinois Tool Works Inc. | Cover or boot for the nail advancement mechanism of a fastener-driving tool |
| US8028881B2 (en) * | 2009-02-20 | 2011-10-04 | Robert Bosch Gmbh | Nailer strike plate |
| US20130299207A1 (en) * | 2012-05-10 | 2013-11-14 | Black & Decker, Inc. | Power tool cooling |
| GB201300211D0 (en) * | 2013-01-07 | 2013-02-20 | Black & Decker Inc | Advertising wrap |
| JP6085225B2 (en) | 2013-06-27 | 2017-02-22 | 株式会社マキタ | Screw tightening electric tool |
| USD725981S1 (en) | 2013-10-29 | 2015-04-07 | Black & Decker Inc. | Screwdriver with nosepiece |
| US20150151424A1 (en) | 2013-10-29 | 2015-06-04 | Black & Decker Inc. | Power tool with ergonomic handgrip |
| IT201600083155A1 (en) * | 2016-08-05 | 2018-02-05 | Cembre Spa | Protective sheath for a drill and drill |
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-
1999
- 1999-02-11 US US09/248,888 patent/US6199383B1/en not_active Expired - Lifetime
- 1999-10-14 EP EP99954910A patent/EP1071865A1/en not_active Withdrawn
- 1999-10-14 CN CNB998060410A patent/CN1152771C/en not_active Expired - Fee Related
- 1999-10-14 JP JP2000598751A patent/JP2002536200A/en active Pending
- 1999-10-14 KR KR1020007011222A patent/KR20010042559A/en not_active Application Discontinuation
- 1999-10-14 CA CA002328077A patent/CA2328077A1/en not_active Abandoned
- 1999-10-14 WO PCT/US1999/023947 patent/WO2000047872A1/en not_active Application Discontinuation
- 1999-10-14 AU AU11139/00A patent/AU751917B2/en not_active Ceased
- 1999-11-30 TW TW091205462U patent/TW559128U/en not_active IP Right Cessation
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7665541B2 (en) | 2002-02-22 | 2010-02-23 | Hitachi Koki Co., Ltd. | Electric power tool with cover |
| US7681661B2 (en) | 2002-02-22 | 2010-03-23 | Hitachi Koki Co., Ltd. | Electric power tool |
| CN101559587A (en) * | 2008-04-18 | 2009-10-21 | 罗伯特·博世有限公司 | Hand-held power tool |
| CN101559587B (en) * | 2008-04-18 | 2015-11-25 | 罗伯特·博世有限公司 | Hand held power machine |
| CN102171414A (en) * | 2008-10-03 | 2011-08-31 | 阿特拉斯·科普柯工具公司 | Device in a pneumatic power tool and power tool |
| CN102171414B (en) * | 2008-10-03 | 2014-04-16 | 阿特拉斯·科普柯工业技术公司 | Device in a pneumatic power tool and power tool |
Also Published As
| Publication number | Publication date |
|---|---|
| AU751917B2 (en) | 2002-08-29 |
| KR20010042559A (en) | 2001-05-25 |
| TW559128U (en) | 2003-10-21 |
| WO2000047872A1 (en) | 2000-08-17 |
| AU1113900A (en) | 2000-08-29 |
| US6199383B1 (en) | 2001-03-13 |
| JP2002536200A (en) | 2002-10-29 |
| EP1071865A1 (en) | 2001-01-31 |
| CN1152771C (en) | 2004-06-09 |
| CA2328077A1 (en) | 2000-08-17 |
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